1 |
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2 | package de.ugoe.cs.quest.plugin.jfc;
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3 |
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4 | import java.awt.event.MouseEvent;
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5 | import java.io.File;
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6 | import java.io.FileInputStream;
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7 | import java.io.FileNotFoundException;
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8 | import java.io.IOException;
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9 | import java.io.InputStreamReader;
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10 | import java.io.UnsupportedEncodingException;
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11 | import java.security.InvalidParameterException;
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12 | import java.util.ArrayList;
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13 | import java.util.Collection;
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14 | import java.util.HashMap;
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15 | import java.util.HashSet;
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16 | import java.util.LinkedList;
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17 | import java.util.List;
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18 | import java.util.Map;
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19 | import java.util.regex.Matcher;
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20 | import java.util.regex.Pattern;
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21 |
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22 | import javax.xml.parsers.ParserConfigurationException;
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23 | import javax.xml.parsers.SAXParser;
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24 | import javax.xml.parsers.SAXParserFactory;
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25 |
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26 | import org.xml.sax.Attributes;
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27 | import org.xml.sax.InputSource;
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28 | import org.xml.sax.SAXException;
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29 | import org.xml.sax.SAXParseException;
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30 | import org.xml.sax.helpers.DefaultHandler;
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31 |
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32 | import de.ugoe.cs.quest.eventcore.Event;
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33 | import de.ugoe.cs.quest.eventcore.gui.IInteraction;
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34 | import de.ugoe.cs.quest.eventcore.gui.InteractionEventList;
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35 | import de.ugoe.cs.quest.eventcore.gui.KeyPressed;
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36 | import de.ugoe.cs.quest.eventcore.gui.KeyReleased;
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37 | import de.ugoe.cs.quest.eventcore.gui.KeyboardFocusChange;
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38 | import de.ugoe.cs.quest.eventcore.gui.MouseButtonDown;
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39 | import de.ugoe.cs.quest.eventcore.gui.MouseButtonInteraction;
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40 | import de.ugoe.cs.quest.eventcore.gui.MouseButtonUp;
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41 | import de.ugoe.cs.quest.eventcore.gui.MouseClick;
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42 | import de.ugoe.cs.quest.eventcore.guimodel.GUIModel;
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43 | import de.ugoe.cs.quest.eventcore.guimodel.GUIModelException;
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44 | import de.ugoe.cs.quest.eventcore.guimodel.IGUIElement;
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45 | import de.ugoe.cs.quest.plugin.jfc.eventcore.JFCEvent;
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46 | import de.ugoe.cs.quest.plugin.jfc.eventcore.JFCEventId;
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47 | import de.ugoe.cs.quest.plugin.jfc.guimodel.JFCGUIElementFactory;
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48 | import de.ugoe.cs.quest.plugin.jfc.guimodel.JFCGUIElementSpec;
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49 | import de.ugoe.cs.tasktree.keyboardmaps.VirtualKey;
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50 | import de.ugoe.cs.util.console.Console;
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51 |
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52 | /**
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53 | * <p>
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54 | * This class provides functionality to parse XML log files generated by the JFCMonitor of
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55 | * EventBench. The result of parsing a file is a collection of event sequences.
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56 | * </p>
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57 | *
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58 | * @author Steffen Herbold
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59 | * @version 1.0
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60 | */
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61 | public class JFCLogParser extends DefaultHandler {
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62 |
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63 | /**
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64 | * <p>
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65 | * Collection of event sequences that is contained in the log file, which is parsed.
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66 | * </p>
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67 | */
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68 | private Collection<List<Event>> sequences;
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69 |
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70 | /**
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71 | * <p>
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72 | * Internal handle to the id of the event that is currently being parsed.
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73 | * </p>
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74 | */
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75 | private JFCEventId currentEventId;
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76 |
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77 | /**
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78 | * <p>
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79 | * Internal handle to the parameters of the event that is currently being parsed.
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80 | * </p>
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81 | */
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82 | private Map<String, String> currentEventParameters;
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83 |
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84 | /**
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85 | * <p>
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86 | * Internal handle to the source parameters of the event that is currently being parsed.
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87 | * </p>
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88 | */
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89 | private Map<String, String> currentSourceParameters;
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90 |
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91 | /**
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92 | * <p>
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93 | * Internal handle to the parent parameters of the event that is currently being parsed.
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94 | * </p>
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95 | */
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96 | private Map<String, String> currentParentParameters;
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97 |
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98 | /**
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99 | * <p>
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100 | * Internal handle to the event sequence that is currently being parsed.
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101 | * </p>
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102 | */
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103 | private InteractionEventList currentSequence;
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104 |
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105 | /**
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106 | * <p>
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107 | * internal handle to the parameters currently parsed for a component
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108 | * </p>
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109 | */
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110 | private JFCGUIElementSpec currentGuiElementSpec;
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111 |
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112 | /**
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113 | * <p>
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114 | * internal handle to the last parsed component
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115 | * </p>
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116 | */
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117 | private List<JFCGUIElementSpec> currentGuiElementPath = new ArrayList<JFCGUIElementSpec>();
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118 |
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119 | /**
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120 | * <p>
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121 | * internal handle to the component of the previous event to be potentially reused for the
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122 | * current
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123 | * </p>
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124 | */
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125 | private IGUIElement lastGUIElement;
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126 |
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127 | /**
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128 | * <p>
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129 | * the model of the GUI elements, that were found during parsing
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130 | * </p>
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131 | */
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132 | private GUIModel guiModel = new GUIModel();
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133 |
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134 | /**
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135 | * <p>
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136 | * this is used to check, if for every pressed key, there is a release of it
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137 | * </p>
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138 | */
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139 | private List<VirtualKey> mPressedKeys = new ArrayList<VirtualKey>();
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140 |
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141 | /**
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142 | * <p>
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143 | * Enumeration to differentiate if a parameter belongs to an event, a source or the parent of a
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144 | * source.
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145 | * </p>
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146 | *
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147 | * @author Steffen Herbold
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148 | * @version 1.0
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149 | */
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150 | private enum ParamSource {
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151 | EVENT, SOURCE, PARENT, COMPONENT
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152 | };
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153 |
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154 | /**
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155 | * <p>
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156 | * Specifies whether the parameters that are currently being read belong the the event, the
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157 | * source or the parent.
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158 | * </p>
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159 | */
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160 | ParamSource paramSource = null;
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161 |
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162 | /**
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163 | * <p>
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164 | * a specification for event ids to be omitted by the parser
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165 | * </p>
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166 | */
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167 | private Collection<JFCEventId> eventFilter;
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168 |
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169 | /**
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170 | * <p>
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171 | * Constructor. Creates a new JFCLogParser with a default event filter. This ignores focus
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172 | * events, mouse pressed, and mouse released events.
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173 | * </p>
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174 | */
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175 | public JFCLogParser() {
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176 | sequences = new LinkedList<List<Event>>();
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177 | currentSequence = new InteractionEventList();
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178 | setupDefaultEventFilter();
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179 | }
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180 |
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181 | /**
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182 | * <p>
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183 | * Constructor. Creates a new JFCLogParser with a specific event filter. The events in the
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184 | * provided collection are ignored by the parser. As events, the constants of the different
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185 | * event classes must be used. E.g. creating a collection and putting
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186 | * <code>MouseEvent.MOUSE_PRESSED</code> will cause the parser to ignore all mouse pressed
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187 | * events. If the provided collection is null, no event is ignored.
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188 | * </p>
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189 | *
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190 | * @param ignoredEvents
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191 | * the events to be ignored by the parser, can be null
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192 | */
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193 | public JFCLogParser(Collection<JFCEventId> ignoredEvents) {
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194 | sequences = new LinkedList<List<Event>>();
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195 | currentSequence = new InteractionEventList();
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196 | eventFilter = ignoredEvents;
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197 | }
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198 |
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199 | /**
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200 | * <p>
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201 | * Parses a log file written by the JFCMonitor and creates a collection of event sequences.
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202 | * </p>
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203 | *
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204 | * @param filename
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205 | * name and path of the log file
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206 | */
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207 | public void parseFile(String filename) {
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208 | if (filename == null) {
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209 | throw new InvalidParameterException("filename must not be null");
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210 | }
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211 |
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212 | parseFile(new File(filename));
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213 | }
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214 |
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215 | /**
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216 | * <p>
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217 | * Parses a log file written by the JFCMonitor and creates a collection of event sequences.
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218 | * </p>
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219 | *
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220 | * @param file
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221 | * name and path of the log file
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222 | */
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223 | public void parseFile(File file) {
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224 | if (file == null) {
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225 | throw new InvalidParameterException("file must not be null");
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226 | }
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227 |
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228 | SAXParserFactory spf = SAXParserFactory.newInstance();
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229 | spf.setValidating(true);
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230 |
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231 | SAXParser saxParser = null;
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232 | InputSource inputSource = null;
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233 | try {
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234 | saxParser = spf.newSAXParser();
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235 | inputSource =
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236 | new InputSource(new InputStreamReader(new FileInputStream(file), "UTF-8"));
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237 | }
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238 | catch (UnsupportedEncodingException e) {
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239 | e.printStackTrace();
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240 | }
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241 | catch (ParserConfigurationException e) {
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242 | e.printStackTrace();
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243 | }
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244 | catch (SAXException e) {
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245 | e.printStackTrace();
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246 | }
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247 | catch (FileNotFoundException e) {
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248 | e.printStackTrace();
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249 | }
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250 | if (inputSource != null) {
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251 | inputSource.setSystemId("file://" + file.getAbsolutePath());
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252 | try {
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253 | if (saxParser == null) {
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254 | throw new RuntimeException("SAXParser creation failed");
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255 | }
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256 | saxParser.parse(inputSource, this);
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257 | }
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258 | catch (SAXParseException e) {
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259 | Console.printerrln("Failure parsing file in line " + e.getLineNumber() +
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260 | ", column " + e.getColumnNumber() + ".");
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261 | e.printStackTrace();
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262 | }
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263 | catch (SAXException e) {
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264 | e.printStackTrace();
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265 | }
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266 | catch (IOException e) {
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267 | e.printStackTrace();
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268 | }
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269 | }
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270 | }
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271 |
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272 | /**
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273 | * <p>
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274 | * Returns the collection of event sequences that is obtained from parsing log files.
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275 | * </p>
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276 | *
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277 | * @return collection of event sequences
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278 | */
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279 | public Collection<List<Event>> getSequences() {
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280 | return sequences;
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281 | }
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282 |
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283 | /**
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284 | * <p>
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285 | * Returns the gui model that is obtained from parsing log files.
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286 | * </p>
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287 | *
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288 | * @return collection of event sequences
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289 | */
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290 | public GUIModel getGuiModel() {
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291 | return guiModel;
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292 | }
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293 |
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294 | /*
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295 | * (non-Javadoc)
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296 | *
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297 | * @see org.xml.sax.helpers.DefaultHandler#startElement(java.lang.String, java.lang.String,
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298 | * java.lang.String, org.xml.sax.Attributes)
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299 | */
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300 | public void startElement(String uri, String localName, String qName, Attributes atts)
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301 | throws SAXException
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302 | {
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303 | if (qName.equals("sessions")) {
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304 | currentSequence = new InteractionEventList();
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305 | }
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306 | if (qName.equals("newsession")) {
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307 | Console.traceln("start of session");
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308 | if (currentSequence != null && !currentSequence.isEmpty()) {
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309 | // create a copy of the list just to have a correctly typed one.
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310 | sequences.add(currentSequence.subList(0, currentSequence.size() - 1));
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311 | }
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312 | currentSequence = new InteractionEventList();
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313 | }
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314 | else if (qName.equals("event")) {
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315 | JFCEventId eventId = JFCEventId.parseEventId(atts.getValue("id"));
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316 | if ((eventFilter == null) || (!eventFilter.contains(eventId))) {
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317 | currentEventId = eventId;
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318 | currentEventParameters = new HashMap<String, String>();
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319 | currentSourceParameters = new HashMap<String, String>();
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320 | currentParentParameters = new HashMap<String, String>();
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321 | paramSource = ParamSource.EVENT;
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322 | }
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323 | }
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324 | else if (currentEventId != null) {
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325 | if (qName.equals("param")) {
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326 | if (paramSource == ParamSource.EVENT) {
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327 | currentEventParameters.put(atts.getValue("name"), atts.getValue("value"));
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328 | }
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329 | else if (paramSource == ParamSource.SOURCE) {
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330 | currentSourceParameters.put(atts.getValue("name"), atts.getValue("value"));
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331 | }
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332 | else if (paramSource == ParamSource.PARENT) {
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333 | currentParentParameters.put(atts.getValue("name"), atts.getValue("value"));
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334 | }
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335 | else if (paramSource == ParamSource.COMPONENT) {
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336 | if ("title".equals(atts.getValue("name"))) {
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337 | currentGuiElementSpec.setName(atts.getValue("value"));
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338 | }
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339 | else if ("class".equals(atts.getValue("name"))) {
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340 | currentGuiElementSpec.setType(atts.getValue("value"));
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341 | }
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342 | else if ("icon".equals(atts.getValue("name"))) {
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343 | currentGuiElementSpec.setIcon(atts.getValue("value"));
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344 | }
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345 | else if ("index".equals(atts.getValue("name"))) {
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346 | currentGuiElementSpec.setIndex(Integer.parseInt(atts.getValue("value")));
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347 | }
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348 | else if ("hash".equals(atts.getValue("name"))) {
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349 | currentGuiElementSpec.setElementHash
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350 | (Integer.parseInt(atts.getValue("value"), 16));
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351 | }
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352 | }
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353 | }
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354 | else if (qName.equals("source")) {
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355 | paramSource = ParamSource.SOURCE;
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356 | }
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357 | else if (qName.equals("parent")) {
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358 | paramSource = ParamSource.PARENT;
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359 | }
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360 | else if (qName.equals("component")) {
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361 | paramSource = ParamSource.COMPONENT;
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362 | currentGuiElementSpec = new JFCGUIElementSpec();
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363 | }
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364 | }
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365 | }
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366 |
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367 | /*
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368 | * (non-Javadoc)
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369 | *
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370 | * @see org.xml.sax.helpers.DefaultHandler#endElement(java.lang.String, java.lang.String,
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371 | * java.lang.String)
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372 | */
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373 | @Override
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374 | public void endElement(String uri, String localName, String qName) throws SAXException {
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375 | if (qName.equals("sessions")) {
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376 | if (currentSequence != null && !currentSequence.isEmpty()) {
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377 | sequences.add(currentSequence);
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378 | }
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379 | currentSequence = null;
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380 | }
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381 | else if (currentEventId != null) {
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382 | if (qName.equals("event")) {
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383 |
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384 | if (currentGuiElementPath.size() <= 0)
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385 | {
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386 | // no component specification available. Try to parse the GUI element from
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387 | // the toString parameter
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388 | currentGuiElementSpec = new JFCGUIElementSpec();
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389 | getGUIElementSpecFromToString(currentSourceParameters.get("toString"));
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390 | currentGuiElementPath.add(currentGuiElementSpec);
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391 | currentGuiElementSpec = null;
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392 | }
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393 |
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394 | IGUIElement currentGUIElement;
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395 | try {
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396 | currentGUIElement = guiModel.integratePath
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397 | (currentGuiElementPath, JFCGUIElementFactory.getInstance());
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398 | }
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399 | catch (GUIModelException e) {
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400 | throw new SAXException("error in the GUI model provided in the log", e);
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401 | }
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402 |
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403 | JFCEvent event = new JFCEvent
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404 | (instantiateInteraction(currentEventId, currentEventParameters),
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405 | (currentGUIElement == null ? lastGUIElement : currentGUIElement),
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406 | currentEventParameters, currentSourceParameters, currentParentParameters);
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407 |
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408 | currentSequence.add(event);
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409 |
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410 | currentEventParameters = null;
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411 | currentSourceParameters = null;
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412 | currentParentParameters = null;
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413 | currentGuiElementSpec = null;
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414 | currentGuiElementPath.clear();
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415 |
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416 | currentEventId = null;
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417 |
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418 | if (currentGUIElement != null) {
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419 | lastGUIElement = currentGUIElement;
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420 | }
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421 |
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422 | currentGUIElement = null;
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423 | }
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424 | else if (qName.equals("source")) {
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425 | paramSource = ParamSource.EVENT;
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426 | }
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427 | else if (qName.equals("parent")) {
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428 | paramSource = ParamSource.SOURCE;
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429 | }
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430 | else if (qName.equals("component")) {
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431 | paramSource.equals(ParamSource.SOURCE);
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432 | currentGuiElementPath.add(currentGuiElementSpec);
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433 | currentGuiElementSpec = null;
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434 | }
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435 | }
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436 | }
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437 |
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438 | /**
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439 | * <p>
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440 | * depending on the event id and the event parameters, this method instantiates the concrete
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441 | * interaction, that took place, i.e. the event type
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442 | * </p>
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443 | *
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444 | * @param eventId
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445 | * the id of the event
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446 | * @param eventParameters
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447 | * the parameters provided for the event
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448 | *
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449 | * @return as described
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450 | *
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451 | * @throws SAXException thrown if the provided event id is unknown
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452 | */
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453 | private IInteraction instantiateInteraction(JFCEventId eventId,
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454 | Map<String, String> eventParameters)
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455 | throws SAXException
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456 | {
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457 | switch (eventId)
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458 | {
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459 | case FOCUS_GAINED:
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460 | return handleNewFocus(eventId, eventParameters);
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461 |
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462 | case KEY_PRESSED:
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463 | case KEY_RELEASED:
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464 | case KEY_TYPED:
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465 | return handleKeyAction(eventId, eventParameters);
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466 |
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467 | case MOUSE_CLICKED:
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468 | case MOUSE_PRESSED:
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469 | case MOUSE_RELEASED:
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470 | case MOUSE_MOVED:
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471 | case MOUSE_ENTERED:
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472 | case MOUSE_EXITED:
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473 | case MOUSE_DRAGGED:
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474 | case MOUSE_WHEEL:
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475 | return handleMouseAction(eventId, eventParameters);
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476 |
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477 | default:
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478 | throw new SAXException("unhandled event id " + eventId);
|
---|
479 | }
|
---|
480 | }
|
---|
481 |
|
---|
482 | /**
|
---|
483 | * <p>
|
---|
484 | * handles a mouse interaction. The method determines based on the event id and the parameters
|
---|
485 | * which mouse button is pressed, released or clicked.
|
---|
486 | * </p>
|
---|
487 | *
|
---|
488 | * @param eventId
|
---|
489 | * the id of the event
|
---|
490 | * @param eventParameters
|
---|
491 | * the parameters provided for the event
|
---|
492 | *
|
---|
493 | * @return as described
|
---|
494 | *
|
---|
495 | * @throws SAXException thrown if the provided event id or button index is unknown
|
---|
496 | */
|
---|
497 | private IInteraction handleMouseAction(JFCEventId eventId, Map<String, String> eventParameters)
|
---|
498 | throws SAXException
|
---|
499 | {
|
---|
500 | MouseButtonInteraction.Button button = null;
|
---|
501 |
|
---|
502 | if (eventParameters.get("Button") != null)
|
---|
503 | {
|
---|
504 | int buttonId = Integer.parseInt(eventParameters.get("Button"));
|
---|
505 | if (buttonId == MouseEvent.BUTTON1)
|
---|
506 | {
|
---|
507 | button = MouseButtonInteraction.Button.LEFT;
|
---|
508 | }
|
---|
509 | else if (buttonId == MouseEvent.BUTTON2)
|
---|
510 | {
|
---|
511 | button = MouseButtonInteraction.Button.MIDDLE;
|
---|
512 | }
|
---|
513 | else if (buttonId == MouseEvent.BUTTON3)
|
---|
514 | {
|
---|
515 | button = MouseButtonInteraction.Button.RIGHT;
|
---|
516 | }
|
---|
517 | else
|
---|
518 | {
|
---|
519 | throw new SAXException("unknown mouse button index " + buttonId);
|
---|
520 | }
|
---|
521 | }
|
---|
522 |
|
---|
523 | if (JFCEventId.MOUSE_CLICKED == eventId)
|
---|
524 | {
|
---|
525 | return new MouseClick(button);
|
---|
526 | }
|
---|
527 | else if (JFCEventId.MOUSE_PRESSED == eventId)
|
---|
528 | {
|
---|
529 | return new MouseButtonDown(button);
|
---|
530 | }
|
---|
531 | else if (JFCEventId.MOUSE_RELEASED == eventId)
|
---|
532 | {
|
---|
533 | return new MouseButtonUp(button);
|
---|
534 | }
|
---|
535 | else
|
---|
536 | {
|
---|
537 | throw new SAXException("unknown event id " + eventId);
|
---|
538 | }
|
---|
539 | }
|
---|
540 |
|
---|
541 | /**
|
---|
542 | * <p>
|
---|
543 | * handles a keyboard interaction. The method determines based on the event id and the
|
---|
544 | * parameters which key on the keyboard is pressed or released. It further checks, if for
|
---|
545 | * every released key there is also a pressed event
|
---|
546 | * </p>
|
---|
547 | *
|
---|
548 | * @param eventId
|
---|
549 | * the id of the event
|
---|
550 | * @param eventParameters
|
---|
551 | * the parameters provided for the event
|
---|
552 | *
|
---|
553 | * @return as described
|
---|
554 | *
|
---|
555 | * @throws SAXException thrown if the provided event id is unknown or if there is a key
|
---|
556 | * release without a preceding press of the same key
|
---|
557 | */
|
---|
558 | private IInteraction handleKeyAction(JFCEventId eventId, Map<String, String> eventParameters)
|
---|
559 | throws SAXException
|
---|
560 | {
|
---|
561 | // TODO handle shortcuts
|
---|
562 | if (JFCEventId.KEY_PRESSED == eventId)
|
---|
563 | {
|
---|
564 | VirtualKey key = VirtualKey.parseVirtualKey(eventParameters.get("KeyCode"));
|
---|
565 | mPressedKeys.add(key);
|
---|
566 |
|
---|
567 | return new KeyPressed(key);
|
---|
568 | }
|
---|
569 | else if (JFCEventId.KEY_RELEASED == eventId)
|
---|
570 | {
|
---|
571 | VirtualKey key = VirtualKey.parseVirtualKey(eventParameters.get("KeyCode"));
|
---|
572 | if (mPressedKeys.contains(key))
|
---|
573 | {
|
---|
574 | mPressedKeys.remove(key);
|
---|
575 | }
|
---|
576 | else
|
---|
577 | {
|
---|
578 | throw new SAXException
|
---|
579 | ("log file has an error, as it contains a key up event on key " + key +
|
---|
580 | " for which there is no preceeding key down event");
|
---|
581 | }
|
---|
582 |
|
---|
583 | return new KeyReleased(key);
|
---|
584 | }
|
---|
585 |
|
---|
586 | throw new SAXException("unknown event id " + eventId);
|
---|
587 | }
|
---|
588 |
|
---|
589 | /**
|
---|
590 | * <p>
|
---|
591 | * handles explicit keyboard focus changes.
|
---|
592 | * </p>
|
---|
593 | *
|
---|
594 | * @param eventId
|
---|
595 | * the id of the event
|
---|
596 | * @param eventParameters
|
---|
597 | * the parameters provided for the event
|
---|
598 | *
|
---|
599 | * @return as described
|
---|
600 | *
|
---|
601 | * @throws SAXException thrown if the provided event id is unknown
|
---|
602 | */
|
---|
603 | private IInteraction handleNewFocus(JFCEventId eventId, Map<String, String> eventParameters)
|
---|
604 | throws SAXException
|
---|
605 | {
|
---|
606 | if (JFCEventId.FOCUS_GAINED == eventId)
|
---|
607 | {
|
---|
608 | return new KeyboardFocusChange();
|
---|
609 | }
|
---|
610 | else
|
---|
611 | {
|
---|
612 | throw new SAXException("unknown event id " + eventId);
|
---|
613 | }
|
---|
614 | }
|
---|
615 |
|
---|
616 | /**
|
---|
617 | * <p>
|
---|
618 | * for some events in the log file, no component specification is provided. In this case the
|
---|
619 | * GUI element on which the event is executed must be determined based on the
|
---|
620 | * <code>toString</code> parameter of the event. This is achieved through this method. The
|
---|
621 | * <code>toString</code> parameter does not always carry sufficient information for the GUI
|
---|
622 | * elements. For example the title is not necessarily provided. Therefore some of this
|
---|
623 | * information is generated.
|
---|
624 | * </p>
|
---|
625 | *
|
---|
626 | * @param toStringValue
|
---|
627 | * the <code>toString</code> parameter of the event to be parsed for the GUI element
|
---|
628 | *
|
---|
629 | * @return the appropriate GUI Element
|
---|
630 | *
|
---|
631 | * @throws SAXException thrown if the provided value of the <code>toString</code> parameter
|
---|
632 | * can not be parsed
|
---|
633 | */
|
---|
634 | private void getGUIElementSpecFromToString(String toStringValue)
|
---|
635 | throws SAXException
|
---|
636 | {
|
---|
637 | try
|
---|
638 | {
|
---|
639 | String pattern = "([\\w$\\.]*)\\[.*\\]";
|
---|
640 |
|
---|
641 | Matcher matcher1 = Pattern.compile(pattern).matcher(toStringValue);
|
---|
642 |
|
---|
643 | if (!matcher1.find())
|
---|
644 | {
|
---|
645 | throw new IllegalArgumentException
|
---|
646 | ("could not parse target from toString parameter");
|
---|
647 | }
|
---|
648 |
|
---|
649 | String type = matcher1.group(1);
|
---|
650 |
|
---|
651 | currentGuiElementSpec.setName("unknown");
|
---|
652 | currentGuiElementSpec.setType(type);
|
---|
653 | currentGuiElementSpec.setIcon("unknown");
|
---|
654 | currentGuiElementSpec.setIndex(-1);
|
---|
655 | currentGuiElementSpec.setElementHash(-1);
|
---|
656 | }
|
---|
657 | catch (Exception e)
|
---|
658 | {
|
---|
659 | throw new SAXException("could not parse target", e);
|
---|
660 | }
|
---|
661 | }
|
---|
662 |
|
---|
663 | /**
|
---|
664 | * <p>
|
---|
665 | * creates a default event filter that ignores focus changes, mouse pressed and mouse released
|
---|
666 | * events.
|
---|
667 | * </p>
|
---|
668 | */
|
---|
669 | private void setupDefaultEventFilter() {
|
---|
670 | eventFilter = new HashSet<JFCEventId>();
|
---|
671 | eventFilter.add(JFCEventId.MOUSE_PRESSED);
|
---|
672 | eventFilter.add(JFCEventId.MOUSE_RELEASED);
|
---|
673 | eventFilter.add(JFCEventId.FOCUS_GAINED);
|
---|
674 | }
|
---|
675 |
|
---|
676 | }
|
---|